TEKTON 3/8 in Drive Hex Bit Socket Set with Rails, 19-Piece (1/8-3/8 in., 3-10 mm) | SHB91202

Includes 8-pc. 3/8 in. drive inch hex bit sockets: 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 in.; 11-pc. 3/8 in. drive metric hex bit sockets: 3, 3.5, 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10 mm; Socket rail S2 steel bit is press-fit into the socket for a straight, permanent connection that can't loosen over time 6-sided hexagonal tip is machined to precise tolerances for an exact fit with hex fasteners Large, clear die-stamped size marking is easy to read and can’t wear off Four detent grooves provide a secure connection with the drive tool and a drilled through-hole allows locking on with retaining pin Polished, chrome-plated finish easily wipes clean and is highly resistant to corrosion Beveled inner rim of the socket opening helps guide it smoothly onto fasteners Twist-to-lock socket rail organizes and securely holds sockets in place, both for in your toolbox and on the go